package com.lboyang.cloud.service.impl;

import com.lboyang.cloud.service.IMessageProvider;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.stream.annotation.EnableBinding;
import org.springframework.cloud.stream.messaging.Source;
import org.springframework.messaging.MessageChannel;
import org.springframework.messaging.support.MessageBuilder;

import java.util.UUID;

/**
 * @Description:
 * @Author: Aiguodala
 * @CreateDate: 2021/5/1 15:04
 */
@EnableBinding(Source.class) //定义消息的推送管道
public class MessageProviderImpl implements IMessageProvider
{
    /**
     * 消息发送管道
     */
    @Autowired
    private MessageChannel output;

    @Override
    public String send()
    {
        String serial = UUID.randomUUID().toString();
        output.send(MessageBuilder.withPayload(serial).build());
        System.out.println("*****serial: "+serial);
        return null;
    }
}